From nobody Mon Feb 9 21:19:16 2026 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6DEA316DC01 for ; Sat, 31 Aug 2024 07:04:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725087871; cv=none; b=M7PQIiumfI3mkTjrKGFA//s617ETa3Eb2IdCrjoIAQQf2MJ4CZ0Ne/iHoIvF/dI1PVdoGOmGRP+BGfKR+jt/xziduALB3cNRf8eUBmBjKk3eNpr4UGlIbK6LFwbfBeX5Dkn1glCbNFhJ8Znk1ppYG+mTlghW59hzrcWX1MYq9OM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725087871; c=relaxed/simple; bh=e7twF7D4RZxswFbYZbFUFk/hv4Xp6qmoMYXmywlWvMQ=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=YtkKguOzCNj98mrWlHCjshvzoCV6w3V+FsX30b2P96DJFtVf8kaClo8JykGxACuMzF5yqpcaBbK0CLyZsP74YiOuLhcyN1X1hwjM8gPsa30us7WCeSx4LvUs8ilRJfTNemI0A8BrQqxIJWNAIhygwStAQgACCJhmZkJg9nXZKhI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=LO55cXUg; arc=none smtp.client-ip=209.85.219.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="LO55cXUg" Received: by mail-yb1-f201.google.com with SMTP id 3f1490d57ef6-e0b8fa94718so4432372276.0 for ; Sat, 31 Aug 2024 00:04:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1725087868; x=1725692668; darn=vger.kernel.org; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=5JYnw2dXbPbmg3NZBXlioPl/0JNNRzqtalz3T5B9FgQ=; b=LO55cXUgFO9f58d+MRZBv35n+pVpR4useOAwGWcn4XVMrfJ8WO68IMzmTp/mwhEQ1j DVJnHRgINOkZzRHLj3/vZMrvyehKlklGgM6RM51XfUZYgueanx3MH8RUvta3/4VznHMW Xi6u4vt8Z9VK68MQz9VB7N5Mey01XmlxOA1tlYUNQBcE0tzzypC9hh3zULKpB26GRvfJ vdifa/S9P1AT8nCiIsLZJkwuqqtWzmzxvTNciNxHYICCf9W+/PyyIWUBgJZ8Cryqb5ZG I7P3fsSkwIlU9Qe+vKbhMPYHV1BGVoIW0skCWEFXkTs7HjNJPwxnmZQQxw64enOVfGqI Ulmw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725087868; x=1725692668; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=5JYnw2dXbPbmg3NZBXlioPl/0JNNRzqtalz3T5B9FgQ=; b=B4u0nhJ9o1et9InevHPUnd9z6BWLxZ7m8vuhnQYwy3cef0Za3KJIcwZRyFgzUCImMd ckM5mdk7l1P1lV0JKBr1UNTr9m4R+YjDoAvWas31cMB9g7OobTphZbNiIdTS7Wvnkkib Lpgrluocz8HAOFsLa/18nBRqpDylUrhWkYBWyKdJXOw8OFcLiiX6BTNCKWsUWMMTtpa9 h7YnbdcSZK7COeOyS67VejUTzVEdWOUdBVMjq4y9aqui3XhW5i4EuBcgUIpR965Trfva u6craeORQSE3P9zqMh4LG21+skr8jGibR9dRtvMvpYTzYtB+ClBpHlUyjzFv5uAttlVO +RbQ== X-Forwarded-Encrypted: i=1; AJvYcCXUFKTEPc12r9oMA/onoBB7pPSiHSJzHG2kkzh9E78bsJEbsiO1XfcQ9XIKqWry7zobnsN0wTGEgiOAYEA=@vger.kernel.org X-Gm-Message-State: AOJu0YzfVjhKW/3VjECvp33lmT+vsY9sfcWJt4ubedvmvH/04Zm8PnNB x7dnH4+tyyf7FUW3KLKXHQSevmOvdi71KARrCvxa6stoddvYIihmQa8/tNbnSQsfVUheT98Yqjg PGj2eJQ== X-Google-Smtp-Source: AGHT+IGdUhZFJPlK/Qxv//Vm6pYoy9bw5mKZTru8Hmeo9HYUH5eUEev/E5gQd0OB4l5BuG8DCERNpBMJv/70 X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:4974:82ff:2f9:edb6]) (user=irogers job=sendgmr) by 2002:a25:6883:0:b0:e17:c4c5:bcb2 with SMTP id 3f1490d57ef6-e1a7a1a6710mr228774276.7.1725087868388; Sat, 31 Aug 2024 00:04:28 -0700 (PDT) Date: Sat, 31 Aug 2024 00:04:10 -0700 In-Reply-To: <20240831070415.506194-1-irogers@google.com> Message-Id: <20240831070415.506194-2-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240831070415.506194-1-irogers@google.com> X-Mailer: git-send-email 2.46.0.469.g59c65b2a67-goog Subject: [PATCH v1 1/6] perf pmus: Fix name comparisons on 32-bit systems From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , Athira Rajeev , Dominique Martinet , Yang Jihong , Colin Ian King , Chaitanya S Prakash , "Masami Hiramatsu (Google)" , James Clark , John Garry , Junhao He , David Ahern , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The hex PMU suffix maybe 64-bit but the comparisons were "unsigned long" or 32-bit on 32-bit systems. This was causing the "PMU name comparison" test to fail in a 32-bit build. Signed-off-by: Ian Rogers --- tools/perf/util/pmus.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/tools/perf/util/pmus.c b/tools/perf/util/pmus.c index 3fcabfd8fca1..769b920d9250 100644 --- a/tools/perf/util/pmus.c +++ b/tools/perf/util/pmus.c @@ -69,7 +69,7 @@ size_t pmu_name_len_no_suffix(const char *str) =20 int pmu_name_cmp(const char *lhs_pmu_name, const char *rhs_pmu_name) { - unsigned long lhs_num =3D 0, rhs_num =3D 0; + unsigned long long lhs_num =3D 0, rhs_num =3D 0; size_t lhs_pmu_name_len =3D pmu_name_len_no_suffix(lhs_pmu_name); size_t rhs_pmu_name_len =3D pmu_name_len_no_suffix(rhs_pmu_name); int ret =3D strncmp(lhs_pmu_name, rhs_pmu_name, @@ -79,9 +79,9 @@ int pmu_name_cmp(const char *lhs_pmu_name, const char *rh= s_pmu_name) return ret; =20 if (lhs_pmu_name_len + 1 < strlen(lhs_pmu_name)) - lhs_num =3D strtoul(&lhs_pmu_name[lhs_pmu_name_len + 1], NULL, 16); + lhs_num =3D strtoull(&lhs_pmu_name[lhs_pmu_name_len + 1], NULL, 16); if (rhs_pmu_name_len + 1 < strlen(rhs_pmu_name)) - rhs_num =3D strtoul(&rhs_pmu_name[rhs_pmu_name_len + 1], NULL, 16); + rhs_num =3D strtoull(&rhs_pmu_name[rhs_pmu_name_len + 1], NULL, 16); =20 return lhs_num < rhs_num ? -1 : (lhs_num > rhs_num ? 1 : 0); } --=20 2.46.0.469.g59c65b2a67-goog